.r21-challenge{--r21-ink:#173751;--r21-blue:#0b51a0;--r21-green:#49a942;--r21-line:#dbe5ee;display:block;width:100%;background:#f8fafc;color:var(--r21-ink);font-family:inherit;font-size:17px;line-height:1.7;padding:32px 20px 60px;clear:both}.r21-challenge,.r21-challenge *{box-sizing:border-box}.r21-challenge-shell{max-width:960px;margin:0 auto}.r21-challenge a{color:var(--r21-blue)}.r21-challenge .r21-back{display:inline-block;font-size:14px;font-weight:600;text-decoration:underline;text-underline-offset:4px}.r21-challenge-hero{padding:30px 0 34px;border-bottom:1px solid var(--r21-line);margin-bottom:32px}.r21-challenge-meta{display:flex;flex-wrap:wrap;gap:8px 12px;font-size:12px;font-weight:700;letter-spacing:.04em;margin-bottom:16px;color:var(--r21-blue)}.r21-challenge-meta span{padding:5px 10px;border-radius:6px;background:#e8f1fb}.r21-challenge h1{font-family:inherit;font-size:clamp(30px,4vw,46px);line-height:1.2;font-weight:700;letter-spacing:-.025em;text-transform:none;color:var(--r21-ink);margin:0 0 24px;max-width:850px}.r21-challenge-tools{display:flex;gap:16px;align-items:center;flex-wrap:wrap}.r21-personal-state{display:inline-block;font-size:12px;font-weight:700;padding:6px 10px;border-radius:6px;line-height:1.5}.r21-personal-state.is-seen{background:#bfddfc;color:#0b51a0}.r21-personal-state.is-done{background:#dcf7d9;color:#49a942;border:1px solid #49a942}.r21-challenge a.r21-challenge-button,.r21-challenge button.r21-challenge-button{display:inline-block;font:inherit;font-size:14px;font-weight:700;padding:12px 20px;background:var(--r21-blue);border:1px solid var(--r21-blue);color:#fff;border-radius:9px;text-decoration:none;cursor:pointer;line-height:1.5}.r21-challenge a.r21-challenge-button:hover{background:#084382}.r21-challenge a:focus-visible,.r21-challenge button:focus-visible,.r21-challenge summary:focus-visible{outline:3px solid #e18f0c;outline-offset:4px}.r21-challenge #bbpress-forums.r21-forum-content{width:100%;max-width:none;float:none;margin:0;font-size:inherit;line-height:inherit;clear:both}.r21-challenge-content{max-width:800px;margin:0 auto 36px;overflow-wrap:anywhere}.r21-challenge-content p{font-size:17px;line-height:1.8;margin:0 0 20px}.r21-challenge-content h2,.r21-challenge-content h3{font-family:inherit;color:var(--r21-ink);text-transform:none;letter-spacing:-.015em;line-height:1.35;font-weight:700;margin:26px 0 16px}.r21-challenge-content h2{font-size:28px}.r21-challenge-content h3{font-size:24px}.r21-challenge-content>p:first-child{margin-top:0}.r21-challenge-content img{display:block;max-width:100%;height:auto;max-height:620px;object-fit:contain;margin:20px auto;border-radius:10px}.r21-challenge-content>img:first-child,.r21-challenge-content>p:first-child img{max-height:420px}.r21-challenge-content iframe,.r21-challenge-content video,.r21-challenge-content table{max-width:100%}.r21-challenge-content iframe{width:100%;border:0}.r21-activity{padding:28px;background:#fff;border:1px solid var(--r21-line);border-radius:16px;margin:28px 0}.r21-activity>h3:first-child{margin-top:0}.r21-activity>:last-child{margin-bottom:0}.r21-activity p{font-size:16px}.r21-challenge .r21-image-zoom{display:block;max-width:100%;width:auto;padding:0;margin:20px auto;background:transparent;border:0;box-shadow:none;border-radius:10px;cursor:zoom-in;line-height:0}.r21-image-zoom img{margin:0;max-height:620px}.r21-challenge-content>.r21-image-zoom:first-child img,.r21-challenge-content>p:first-child .r21-image-zoom img{max-height:420px}
/* Voting remains available on replies; it is removed only from the activity content. */
.r21-challenge-content .bbp-voting,.r21-challenge-content .bbp-voting-container,.r21-challenge-content .bbp-voting-wrapper,.r21-challenge-content [class*="bbp-vot"],.r21-challenge-content [class*="bbp_vot"]{display:none!important}
.r21-challenge #bbpress-forums .r21-participate{max-width:800px;margin:40px auto;padding:30px;border:1px solid #b7cee9;border-radius:16px;background:#edf5ff;scroll-margin-top:110px}.r21-challenge #bbpress-forums h2{font-family:inherit;font-size:27px;line-height:1.3;letter-spacing:-.02em;text-transform:none;color:var(--r21-ink);font-weight:700;margin:0 0 12px}.r21-challenge #bbpress-forums .r21-participate>p{font-size:16px;line-height:1.7;margin:0 0 22px}.r21-challenge #bbpress-forums .bbp-reply-form{margin:0;clear:both}.r21-challenge #bbpress-forums .r21-participate fieldset.bbp-form{border:0;margin:0;padding:0;min-width:0}.r21-challenge #bbpress-forums .r21-participate fieldset.bbp-form>legend{display:none}.r21-challenge #bbpress-forums .r21-participate .bbp-submit-wrapper{float:none;text-align:right;margin-top:20px}.r21-challenge #bbpress-forums .r21-participate #bbp_reply_submit{padding:12px 22px;border:1px solid var(--r21-blue);border-radius:8px;background:var(--r21-blue);color:#fff;font:inherit;font-size:15px;font-weight:700;cursor:pointer}.r21-challenge #bbpress-forums .r21-participate textarea{width:100%;min-height:180px;background:#fff;color:var(--r21-ink);border:1px solid #b7cee9;border-radius:8px;font:inherit;padding:14px}.r21-challenge #bbpress-forums .r21-participate .wp-editor-container{background:#fff;border-radius:8px;border:1px solid #b7cee9;overflow:hidden}.r21-challenge #bbpress-forums .r21-participate input[type=text],.r21-challenge #bbpress-forums .r21-participate input[type=email],.r21-challenge #bbpress-forums .r21-participate input[type=file]{max-width:100%}.r21-challenge #bbpress-forums .r21-participate input[type=checkbox]{width:auto;margin-right:6px}.r21-challenge #bbpress-forums .r21-participate label{font-size:14px}.r21-challenge #bbpress-forums .r21-participate .bbp-template-notice{border-radius:8px;margin:16px 0}.r21-responses{max-width:800px;margin:46px auto 28px;scroll-margin-top:100px}.r21-challenge .r21-section-note{font-size:14px;color:#53697e;margin:0 0 24px}.r21-replies-list{display:flex;flex-direction:column;gap:18px}.r21-challenge #bbpress-forums .r21-reply-card{display:block;margin:0;padding:22px;background:#fff;border:1px solid var(--r21-line);border-radius:14px;min-width:0;overflow-wrap:anywhere}.r21-reply-card:after{content:"";display:table;clear:both}.r21-challenge #bbpress-forums .r21-reply-card .bbp-reply-header{margin:0 0 14px;padding:0 0 12px;background:transparent;border:0;border-bottom:1px solid #edf1f5}.r21-challenge #bbpress-forums .r21-reply-card .bbp-meta{font-size:12px;line-height:1.6;color:#53697e}.r21-challenge #bbpress-forums .r21-reply-card .reply,.r21-challenge #bbpress-forums .r21-reply-card .bbp-reply{margin:0;padding:0;border:0;background:transparent}.r21-challenge #bbpress-forums .r21-reply-card .bbp-reply-author{float:left;width:100px;font-size:13px;text-align:left}.r21-challenge #bbpress-forums .r21-reply-card .bbp-reply-author img.avatar{width:40px;height:40px;float:none;margin:0 0 8px;border-radius:50%}.r21-challenge #bbpress-forums .r21-reply-card .bbp-reply-content{margin-left:120px;padding:0;font-size:15px;line-height:1.8;min-height:70px}.r21-challenge #bbpress-forums .r21-reply-card .bbp-reply-content p{font-size:15px;line-height:1.8;margin:0 0 14px}.r21-challenge #bbpress-forums .r21-reply-card img{max-width:100%;height:auto}.r21-challenge #bbpress-forums .r21-reply-card .bbp-author-role{font-size:11px;color:#53697e;font-style:normal}.r21-challenge #bbpress-forums .r21-reply-card .bbp-admin-links{font-size:11px;float:none}.r21-challenge #bbpress-forums .r21-reply-card [class*="bbp-vot"]{font-size:12px}.r21-challenge .r21-empty{padding:22px;border:1px dashed var(--r21-line);border-radius:12px;font-size:15px;line-height:1.7;background:#fff}.r21-previous{max-width:800px;margin:28px auto;border:1px solid var(--r21-line);border-radius:12px;background:#fff;scroll-margin-top:100px}.r21-previous>summary{padding:18px 22px;font-size:15px;font-weight:600;color:var(--r21-blue);cursor:pointer}.r21-previous-content{padding:0 20px 20px}.r21-challenge .r21-pagination{margin:24px 0}.r21-challenge .r21-pagination ul{display:flex;gap:8px;flex-wrap:wrap;list-style:none;margin:0;padding:0}.r21-challenge .r21-pagination li{list-style:none;margin:0;padding:0}.r21-challenge .r21-pagination a,.r21-challenge .r21-pagination span{display:inline-block;padding:6px 12px;border:1px solid var(--r21-line);border-radius:6px;font-size:13px;text-decoration:none;background:#fff}.r21-challenge .r21-pagination .current{background:var(--r21-blue);border-color:var(--r21-blue);color:#fff}.r21-bottom-back{max-width:800px;margin:35px auto 0}.r21-lightbox{max-width:96vw;max-height:94vh;padding:52px 12px 12px;border:0;border-radius:12px;background:#fff}.r21-lightbox::backdrop{background:#112b42dd}.r21-lightbox img{display:block;max-width:90vw;max-height:78vh;width:auto;height:auto;object-fit:contain;margin:auto}.r21-lightbox button{position:absolute;top:10px;right:12px;border:1px solid #dbe5ee;border-radius:6px;background:#fff;color:#173751;font:inherit;font-size:14px;padding:6px 12px;cursor:pointer}.r21-lightbox button:focus-visible{outline:3px solid #e18f0c;outline-offset:2px}
@media(max-width:650px){.r21-challenge{padding:24px 16px 40px;font-size:16px}.r21-challenge-hero{padding:22px 0 26px;margin-bottom:24px}.r21-challenge h1{font-size:30px}.r21-challenge-meta{font-size:11px;gap:7px}.r21-challenge-tools{align-items:flex-start;flex-direction:column;gap:14px}.r21-challenge a.r21-challenge-button{width:100%;text-align:center}.r21-challenge-content p{font-size:16px;line-height:1.8}.r21-activity{padding:20px 16px;margin:24px 0}.r21-challenge-content h3{font-size:22px}.r21-challenge #bbpress-forums .r21-participate{padding:22px 16px}.r21-challenge #bbpress-forums h2{font-size:24px}.r21-challenge #bbpress-forums .r21-participate #bbp_reply_submit{width:100%}.r21-challenge #bbpress-forums .r21-reply-card{padding:18px 14px}.r21-challenge #bbpress-forums .r21-reply-card .bbp-reply-author{float:none;width:auto;min-height:42px;margin-bottom:16px}.r21-challenge #bbpress-forums .r21-reply-card .bbp-reply-author img.avatar{float:left;margin:0 12px 0 0}.r21-challenge #bbpress-forums .r21-reply-card .bbp-reply-content{margin-left:0;clear:both}.r21-previous-content{padding:0 12px 16px}.r21-previous>summary{padding:16px;font-size:14px}}
@media(prefers-reduced-motion:no-preference){.r21-challenge{scroll-behavior:smooth}}
/* Presentación discreta del plugin bbPress Voting en las respuestas. */
.r21-challenge #bbpress-forums .r21-reply-card .bbp-voting{display:inline-flex;align-items:center;gap:8px;float:none;margin:8px 0;min-width:0}.r21-challenge #bbpress-forums .r21-reply-card .bbp-voting .score{font-size:14px;line-height:1.4;padding:0;text-shadow:none}.r21-challenge #bbpress-forums .r21-reply-card .bbp-voting .bbp-voting-label{font-size:12px;padding:0}.r21-challenge #bbpress-forums .r21-reply-card .bbp-voting a.vote{border-left-width:7px!important;border-right-width:7px!important}.r21-challenge #bbpress-forums .r21-reply-card .bbp-voting a.vote.up{border-bottom-width:9px!important}.r21-challenge #bbpress-forums .r21-reply-card .bbp-voting a.vote.down{border-top-width:9px!important}
/* Reacciones positivas, con una elección por persona y participación. */
.r21-challenge #bbpress-forums .r21-reply-card .bbp-voting{display:none!important}.r21-challenge .r21-reactions{clear:both;margin-top:18px;padding-top:14px;border-top:1px solid #e6edf4}.r21-challenge .r21-reactions-label{display:block;font-size:12px;font-weight:600;color:#53697e;margin-bottom:9px}.r21-challenge .r21-reaction-options{display:flex;gap:8px;flex-wrap:wrap}.r21-challenge button.r21-reaction{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:44px;min-width:58px;padding:7px 10px;border:1px solid #d2dfea;border-radius:12px;background:#fff;color:#173751;font:inherit;line-height:1.2;cursor:pointer;box-shadow:none;text-transform:none;letter-spacing:normal}.r21-challenge button.r21-reaction:hover{background:#edf5ff;border-color:#6f9bca}.r21-challenge button.r21-reaction[aria-pressed=true]{border-color:#0b51a0;background:#bfddfc;color:#0b51a0;box-shadow:inset 0 0 0 1px #0b51a0}.r21-challenge button.r21-reaction:focus-visible{outline:3px solid #e18f0c;outline-offset:3px}.r21-challenge button.r21-reaction:disabled{opacity:.65;cursor:wait}.r21-challenge .r21-reaction-icon{font-family:"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",sans-serif;font-size:23px;line-height:1.2}.r21-challenge .r21-reaction-count{font-size:13px;font-weight:700;font-variant-numeric:tabular-nums}.r21-challenge .r21-reaction-status{display:block;min-height:19px;margin-top:7px;font-size:12px;line-height:1.6;color:#53697e}.r21-challenge .r21-reaction-unavailable{clear:both;font-size:13px;margin-top:14px;color:#53697e}
@media(max-width:650px){.r21-challenge .r21-reaction-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));max-width:290px;gap:8px}.r21-challenge button.r21-reaction{min-width:0;padding:8px 6px;min-height:46px}}
.r21-challenge .r21-reactions img.r21-reaction-icon{display:block;flex:0 0 24px;width:24px!important;height:24px!important;max-width:none!important;margin:0!important;border:0;box-shadow:none;border-radius:0}
/* Conversaciones: un nivel principal y un nivel visual de respuestas. */
.r21-challenge .r21-thread{display:block;min-width:0}.r21-challenge .r21-thread-replies{display:flex;flex-direction:column;gap:14px;margin:14px 0 0 28px;padding-left:18px;border-left:2px solid #bfddfc;min-width:0}.r21-challenge #bbpress-forums .r21-reply-card--child{background:#fcfdff}.r21-challenge .r21-reply-reference{font-size:12px;line-height:1.5;color:#53697e;margin:0 0 13px}.r21-challenge .r21-reply-reference a{font-weight:600}.r21-challenge .r21-reply-actions{clear:both;margin-top:8px}.r21-challenge .r21-reply-button{display:inline-block;border:1px solid #b7cee9;border-radius:7px;padding:8px 15px;color:#0b51a0;background:#f0f6ff;text-decoration:none;font-size:13px;font-weight:600;line-height:1.5}.r21-challenge .r21-reply-button:hover{background:#bfddfc}.r21-challenge .r21-reply-slot:empty{display:none}.r21-challenge #bbpress-forums .r21-reply-slot .r21-participate{margin:20px 0 0;padding:22px;max-width:100%}.r21-challenge .r21-reply-context{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:12px 14px;margin-bottom:16px;border:1px solid #b7cee9;border-radius:8px;background:#fff;line-height:1.5}.r21-challenge .r21-reply-context[hidden],.r21-challenge .r21-form-return[hidden]{display:none}.r21-challenge .r21-reply-context p{margin:0;font-size:13px}.r21-challenge .r21-reply-context button,.r21-challenge .r21-form-return button{border:0;background:transparent;color:#0b51a0;text-decoration:underline;text-underline-offset:3px;padding:5px 0;font:inherit;font-size:13px;cursor:pointer}.r21-challenge .r21-form-return{max-width:800px;margin:36px auto;padding:20px;border:1px dashed #b7cee9;border-radius:12px;background:#fff}.r21-challenge .r21-form-return p{margin:0 0 7px;font-size:14px}.r21-challenge .r21-form-status{font-size:13px;line-height:1.6;margin:0 0 12px}.r21-challenge .r21-form-status:empty{display:none}.r21-challenge .r21-reply-card .bbp-reply-to-link,.r21-challenge .r21-participate #bbp-cancel-reply-to-link{display:none!important}
@media(max-width:650px){.r21-challenge .r21-thread-replies{margin-left:8px;padding-left:10px;gap:12px}.r21-challenge #bbpress-forums .r21-reply-slot .r21-participate{padding:18px 12px}.r21-challenge #bbpress-forums .r21-reply-slot .r21-participate h2{font-size:21px}.r21-challenge .r21-reply-context{padding:10px}.r21-challenge .r21-reply-button{min-height:44px;display:inline-flex;align-items:center}}
.r21-challenge .r21-reply-context a[data-r21-cancel]{font-size:13px;text-decoration:underline;text-underline-offset:3px;padding:5px 0}